Table 2.
Osteoblast chemorepellents.
| Class | Factor | Source1 | Cell types | Surface (assay) | Comments | References |
|---|---|---|---|---|---|---|
| CK | IL-1β | rh | hOB | PC (Boyden) | Inhibits IGF-1-, PDGF-BB-, VEGF-A-, and Ca5-induced migration; ERK1/2 and JNK signalling; no effect on hMSC | Hengartner et al. (2013) |
| CK | LIF | n.a | mOB | PC (Boyden) | Inhibits TGF-β1-induced migration; purified LIF was not studied | Ota et al. (2013) |
| Other | Sema3e | rm | mOB | TC-plastic (scratch) | Inhibits serum-induced migration | Hughes et al. (2012) |
Source of factor studied in assay.
Abbreviations: Ca5, complement component 5a; CK, cytokine; ERK1/2, extracellular signal-regulated kinase 1/2; hMSC, human mesenchymal stem cells; hOB, human osteoblast; IGF-1, insulin-like growth factor-1; IL-1β, interleukin-1β; JNK, c-Jun N-terminal kinase; LIF, leukaemia inhibitory factor; mOB, mouse osteoblast; n.a., not applicable; PC, polycarbonate; PGDF-BB, platelet-derived growth factor-BB; rh, recombinant human; rm, recombinant mouse; Sema3e, semaphorin-3e; TC, tissue culture-treated; TGF-β1, transforming growth factor β1; VEGF-A, vascular endothelial growth factor-A.